Hydrocarbon-engine.



PATENTED MAY 5, 1908. J. W. PACKARD & W. A. HATUHER.

HYDROCARBON ENGINE. APPLICATION FILED 1 313.12, 1902.

2 SHEETSSHEET 1.

2/ 05. tn zoom No. 887,018. PATENTED MAY 5, 1908.

J. W. PACKARD & W. A. HATGHER.

HYDROOARBON ENGINE.

APPLICATION FILED FEB. 12, 1902.

2 SHEET$SHEET 2.

= i 1 an R HHIHIIII iinrrn sra er "with.

JAMES WQPACKARD AND WILLIAM A. HATCHER, OF WARREN, OHIO, ASSIGNORS, BY MESNE ASSIGNMENTS, TO PACKARD MOTOR CAR COMPANY.

nYnnooAnBoN-Encmm.

No. 887,013. Specification of Letters Patent. Patented May 5, 1908. Application filed February 12, 1902. Serial No. 93,755.

To all whom it may concern: I rection' of its length. The forward end of Be it known that we, JAMES W. PACKARD the jacket is held within an annular groove and WIIJJIAM A. HATCHER, citizens of the 14u on the rear face of a flange 15, cast upon United States, residing at Warren, in the the orward end of the cylinder, and the rear county of Trumbull, State of Ohio, have inend within a flanged ring 16 which isshrunk vented certain new and useful Improvements u on the hollow flange S. The jacket 12 is in I-lydrocarbon-Engines, of which the fo p aced upon the cylinder by passing it over lowing is a specification. the rear end of the cylinder until the forward This invention comprises improvements in end enters the groove 14 and the flanged ring explosive en ines, and it relates to the aror collar 16 is then shrunk upon the cylinder rangement o the water jacket surrounding against the rear end of the jacket, said rear the cylinder, and to other features illusend fitting within the annular recess 17, trated in theaccom'panyingdrawing and set formed between the flange upon the ring and forth in the following specification. the periphery of the part 8. The ends of the In the drawing, Figure 1 is a side elevation jacket are secured within the recesses 14 and of the engine cylinder; Fig. 2 is a sectional 17,in awater tight manner, by forcing several view of the lower half of the c linder taken coils of wire 18, Fig. 3, within each recess and on the line AA of Fig. 1, am showlng the against the outer surface of the jacket, the gas inlet and exhaust valves; Fig. 3 is a dewire being preferably of copper and of suflitail view showing the manner of securing the cient diameter to calk tightly within the re- Water jacket to the cylinder; Fig. 4 is a rear cesses. The joint thus made is tight, durable end view of the cylinder, and Fig. 5 is a secand infusible at the highest tem erature of tion on the line B -B of Fig. 2. the cylinder. An outlet 19, for t 1e water is Referring to the drawing, 1 indicates the formed in the flange 15. cylinder having the usual cylindrical open- It Wlll be seen that cool water entering at so ing within which the piston operates and the inlet 7 will flow first around the explosion having a gas chamber 3, at its rear end. The chamber and thence outwardly around the casing surrounding the gas chamber, and the cylinder to the outlet 19, from whence it will rear end of the cylinder, is formed with douescape to the cooling devices. The expanble walls 4 and 5, between which is a water sion and contraction of the body of the cylincirculating space 6, having an inlet 0 ening7 der Wlll not strain the jacket 12 for the rea-. inthe lower side of the outer wall. The son that the latter is readily expansible. An outer wall 5, extends around the rear endof oil inlet pipe 20, suitable for attachment of the cylinder for a short distance, forming a an oil cup extends outwardly from the cylinhollow flange or head 8 upon the cylinder der through a part 12 of the jacket which is which is connected at intervals. to the main not corrugated, and the pipe 21 to which the body of the cylinder byintegral webs 9, berelief" valve maybe attached also extends tween which are left water passageways 10, through agart 12 of the jacket which is not as indicated by dotted lines in Figs. 2, 4 and corrugate 5. These passageways communicate with a The gas inlet'valve 22 is mounted upon a water space 11, which is included between a stem 23, which is movable longitudinally in a sheet metal jacket 12 and the outer surface valve casing 24, secured at the end of the ex- 13 of the cylinder body. As the body of the plosion chamber. This valve is normally cylinder is subject to higher temperatures, l old to its seat by a s ring 25 fitting within a and more sud en changes in temperature socket 26 in the va ve casing and bearing than the 'acket, the longitudinal expansi0noutwardly against a collar 43 upon the valve of each, due to the heat is unequal, and it stem. A gas inlet opening 28, extends into therefore becomes desirableto provide a the valve casing in the rear of the valve. jacket which may be ex ended and con- The distance to which the valve opens for the tracted mechanically by t e cylinder withadmission of gas is regulated by a sto collar out straining the jacket or the joints between 29 against Which the collar 43 abuts w on the the jacket and the cylinder. The water valve'is opened, and this stop collar is adjacket, therefore, consists of a sheet metal justable' by means of a forked cam 30, upon a cylinder having annular corrugations 2 rod 31, the adjustment of the latter being unwhich render it readily expansible in the dider the control of the operator. The exhaust valve 32 is mounted upon a stem 33,

"haust valve.

sliding within a bearing 34, within a tubular passageway 35, extending through the inner and outer walls'4 and 5; An opening 36, suitable for attachment of an exhaust pipe, connects with said passageway in the rear of the valve 32. The valve is normally held to its seat by a spring 37 surroundin the bearing 34 and pressing outwardly a must a head 38 in an extension 39 of the tu ular casing. This head is provided with a roller 40 against which the cam 41 on the governor-shaft strikes at the proper time to 'open the ex- The head carrying the roller is prevented from screw or pin 42,

assing through a guide slot 43 in'the ,tubu

ar extension and into the head. A threaded opening 44 is also formed in the walls of the ex attachment of a spar Havin claim an is v v 1. In an explosive engine, the combinationwith the cylinder of a water jacket surlosion chamber for the igniten,

described our invention what we desire to secure by Letters Patent rounding the cylinder and securely connect- I turning by means of a guide ed at its ends to the ends of the cylinder, said water jacket having a series of transverse or annular corrugations, whereby opening of the joints between the jacket and the cylinder due to relative expansion and contraction is prevented.

2. In an explosive engine, the combination with the said recesses, said water jacket having a series of transverse or annular whereby opening of the joints jacket'and the cyllnder due to pansion and contraction is prevented.

In testimony tures in presence of two witnesses.

JAMES W. PACKARD. WILLIAM A. HATOHER.

corrugations,

Witnesses: I

E. L. WARNER, I :1; C. H. DUNLAP.

cylinder having an annular flange at one end provided'with an annular between the relative exwhereofwe afiix our Slgllth 45 

